From df378a8751f19a62131637ebfecb6da8de5b9386 Mon Sep 17 00:00:00 2001 From: Rachel Elledge Date: Fri, 30 May 2025 15:29:43 -0500 Subject: [PATCH] DOC-835 RS: Added key/value size limits for flash storage --- content/operate/rs/databases/auto-tiering/_index.md | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/content/operate/rs/databases/auto-tiering/_index.md b/content/operate/rs/databases/auto-tiering/_index.md index fa0b01c4c8..4b7ea88f52 100644 --- a/content/operate/rs/databases/auto-tiering/_index.md +++ b/content/operate/rs/databases/auto-tiering/_index.md @@ -109,6 +109,16 @@ On-premises environments support more deployment options than other environments {{}} Auto Tiering is not supported running on network attached storage (NAS), storage area network (SAN), or with local HDD drives. {{}} +## Size limits for keys and values + +Auto Tiering databases cannot store keys or values larger than 4GB in flash storage. + +Keys or values larger than 4GB will be stored in RAM only, and warnings will appear in the Redis logs similar to: + +```sh +# WARNING: key too big for disk driver, size: 4703717276, key: subactinfo:htable +``` + ## Next steps - [Auto Tiering metrics]({{< relref "/operate/rs/references/metrics/auto-tiering" >}})